2594646720 has 168 divisors, whose sum is σ = 9050914080. Its totient is φ = 682106880.

The previous prime is 2594646713. The next prime is 2594646799. The reversal of 2594646720 is 276464952.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198136 + ... + 210824.

Almost surely, 2^2594646720 is an apocalyptic number.

2594646720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2594646720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4525457040).

2594646720 is an abundant number, since it is smaller than the sum of its proper divisors (6456267360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2594646720 is a wasteful number, since it uses less digits than its factorization.

2594646720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12783 (or 12770 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 2594646720 is about 50937.6748585956. The cubic root of 2594646720 is about 1374.1244841862.

The spelling of 2594646720 in words is "two billion, five hundred ninety-four million, six hundred forty-six thousand, seven hundred twenty".